Revised the resize changes and added test
Revised the resize changes and added test

471685249/ng-walkthrough,hagai26/ng-walkthrough,cristoferdomingues/ng-walkthrough,WhatTheFood/ng-walkthrough,reiaguilera/ng-walkthrough,cristoferdomingues/ng-walkthrough,WhatTheFood/ng-walkthrough,471685249/ng-walkthrough,souly1/ng-walkthrough,hagai26/ng-walkthrough,reiaguilera/ng-walkthrough,ariadnaGomez/ng-walkthrough